Necessities are things that you would ordinarily not do without. Even when you do, you would still have trouble coping well. Your progress would not manifest. You would still realize that you are not missing something and most of your goals and targets would not be met. Your business has necessities as well. It would help a lot that you get to understand what these are if you wish to prosper.
It is true now that 800 numbers are a business necessity. The reason is that the economic times are getting even tougher and so you realize that clients have a difficult time trying to get to you if you do not have the toll free numbers. They are seeking ways through which they would be able to get the best but spend less.
So, regardless of whether the products and services that you offer at your business are the best quality, they will have to weigh the costs. If they have to spend to get to make inquiries, then they may as well get to the next store. They would seek services and products that are almost similar to your own.
They impression they get when you do not have a business toll free line for them to call is that you are selfish and you do not care about them anyway. So, they would rather have someone who needs them. Competitors are just waiting, for your information.